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rr �r rr rr r ■■r r� �r rr rr rr r ■r rr �r �r ar r r TABLE 4 ANALYTICAL RESULTS OF GROUND WATER SAMPLES by EPA Methods 8260/8020 PACIFIC PRIDE - SOUTH EL DORADO 3147_ South El Dorado Street, Stockton, California 4µg/1) Sample LD. Sample MTBE DIPE ETBE TAME TSA 1,2-DCA EDB Methanol Ethanol Green Interval Date EPA Method 8260/8020 12-20-99 ND<20 ND<20 ND<20 ND<20 ND<100 NA. NA NA NA 03-10-00 ND<5 ND<5 ND<5 ND<5 81 NA NA NA NA 06-15-00 ND<25 ND<25 ND<25 ND<25 240 990 64 ND<5000 ND<1250 09-14-00 ND<15 ND<10 ND<10 ND<10 ND<50 ND<10 ND<10 ND<2000 ND<500 12-28-00 7.6 ND<5 ND<5 ND<5 ND<25 280 ND<5 ND<1000 ND<250 03-30-01 ND<10 ND<10 ND<10 ND<10 ND<50 180 7 ND<2000 ND<500. 06-27-01 13 ND<5 ND<5 ND<5 ND<25 320 12 ND<2500 ND<250 09-26-01 8.8' ND<5 ND<5 ND<5 62 59 ND<5 ND<2500 ND<250 12-20-01 27 ND<5 ND<5 ND<5 230 200 8.6 ND<2500 ND<250 03-01-02 11 ND<2.5 ND<2.5 ND<2.5 ND<13 150 3.9 ND<1300 ND<130 MW 1 06-03-02 14 ND<2.5 ND<2.5 ND<2.5 96 86 3.9 ND<2500 ND<250 12-02-02 8 ND<1 ND<1 ND<l 37 25 ND<1 30 to 50 ft bsg 03-20-03 7 ND<5 ND<5 ND<5 ND<50 13 ND<5 -- -- 06-30-03 14 ND<5 ND<5 ND<5 ND<50 37 ND<5 -- -- 09-19-03 15 ND<1 ND<1 ND<1 ND<10 46 ND<0.5 -- -- 11-12-03 10 ND<1 ND<1 ND<1 ND<10 11 ND<0.5 -- -- 03-31-04 7.7 ND<1 ND<1 ND<l ND<10 8.2 ND<0.5 -- 06-17-04 3.4 ND<1 ND<1 6.9 ND<10 15 ND<0.5 -- -- 10-01-04 40 ND<1 ND<1 ND<1 ND<10 35 ND<0.5 -- -- 12-10-04 36 ND<l ND<1 ND<1 ND<10 3.2 ND<0.5 -- -- 03-15-05 -- -- -- -- -- -- -- -- -- 06-13-05 25 ND<1 ND<l 8.1 ND<10 17 ND<0.5 -- -- 09-23-05 66 ND<1 ND<1 29 ND<10 20 ND<0.5 -- Advaneed GeoEnvironmental,Inc.